(function () {
	'use strict';

	const retained1 = {
		foo: () => {},
		foo: function () {this.x = 1;}
	};
	retained1.foo();

	const retained2 = {
		foo: () => {},
		['f' + 'oo']: function () {this.x = 1;},
		['b' + 'ar']: () => {}
	};
	retained2.foo();

	const retained3 = {
		['fo' + 'o']: () => {},
		['f' + 'oo']: () => {}
	};
	retained3.bar();

	const retained4 = {
		foo: {},
		foo: globalVar
	};
	retained4.foo.bar = 1;

	const retained5 = {
		foo: {},
		['f' + 'oo']: globalVar,
		['b' + 'ar']: {},
	};
	retained5.foo.bar = 1;

	const retained6 = {
		['fo' + 'o']: {},
		['f' + 'oo']: {}
	};
	retained6.bar.baz = 1;

}());
